1 /*
2  * Copyright (c) 2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef AUDIO_SERVER_DEATH_RECIPIENT_H
17 #define AUDIO_SERVER_DEATH_RECIPIENT_H
18 
19 #include "iremote_object.h"
20 #include "nocopyable.h"
21 
22 namespace OHOS {
23 namespace Media {
24 namespace MediaMonitor {
25 class MediaMonitorDeathRecipient : public IRemoteObject::DeathRecipient {
26 public:
MediaMonitorDeathRecipient(pid_t pid)27     explicit MediaMonitorDeathRecipient(pid_t pid) : pid_(pid) {}
28     virtual ~MediaMonitorDeathRecipient() = default;
29     DISALLOW_COPY_AND_MOVE(MediaMonitorDeathRecipient);
OnRemoteDied(const wptr<IRemoteObject> & remote)30     void OnRemoteDied(const wptr<IRemoteObject> &remote)
31     {
32         (void)remote;
33         if (diedCb_ != nullptr) {
34             diedCb_(pid_);
35         }
36     }
37     using NotifyCbFunc = std::function<void(pid_t)>;
SetNotifyCb(NotifyCbFunc func)38     void SetNotifyCb(NotifyCbFunc func)
39     {
40         diedCb_ = func;
41     }
42 
43 private:
44     pid_t pid_ = 0;
45     NotifyCbFunc diedCb_ = nullptr;
46 };
47 } // namespace MediaMonitor
48 } // namespace Media
49 } // namespace OHOS
50 #endif // AUDIO_SERVER_DEATH_RECIPIENT_H
51